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go/usr/gri/pretty/pretty.go
Robert Griesemer 9acd2a9731 snapshot:
- first stab at a Go Documentation Server (gds)
- various fixes to make initial version of gds work

R=r
OCL=24588
CL=24588
2009-02-06 15:26:30 -08:00

66 lines
1.5 KiB
Go

// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"os";
"flag";
Platform "platform";
Printer "printer";
Compilation "compilation";
)
var (
flags Compilation.Flags;
silent = flag.Bool("s", false, "silent mode: no pretty print output");
html = flag.Bool("html", false, "generate html");
)
func init() {
flag.BoolVar(&flags.Verbose, "v", false, "verbose mode: trace parsing");
flag.BoolVar(&flags.Sixg, "6g", true, "6g compatibility mode");
flag.BoolVar(&flags.Deps, "d", false, "print dependency information only");
flag.BoolVar(&flags.Columns, "columns", Platform.USER == "gri", "print column info in error messages");
flag.BoolVar(&flags.Testmode, "t", false, "test mode: interprets /* ERROR */ and /* SYNC */ comments");
}
func usage() {
print("usage: pretty { flags } { files }\n");
flag.PrintDefaults();
sys.Exit(0);
}
func main() {
flag.Parse();
if flag.NFlag() == 0 && flag.NArg() == 0 {
usage();
}
// process files
for i := 0; i < flag.NArg(); i++ {
src_file := flag.Arg(i);
if flags.Deps {
Compilation.ComputeDeps(src_file, &flags);
} else {
prog, nerrors := Compilation.Compile(src_file, &flags);
if nerrors > 0 {
if flags.Testmode {
return; // TODO we shouldn't need this
}
sys.Exit(1);
}
if !*silent && !flags.Testmode {
Printer.Print(os.Stdout, *html, prog);
}
}
}
}